<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <script src="../vue.js"></script>
</head>
<body>
  <div id="app">
    <h1>{{init}}</h1>
  </div>

  <script>
    const vm = new Vue({
      data(){
        return{
          init: "Oh no 😢"
        }
      }
    }).$mount("#app")

  </script>
  
</body>
</html>